4 (1.75y - 3.5) +1.25y
1 answer:
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Answer:
The expected number of interviews is 3.25.
Step-by-step explanation:
For each person applying for a profissional position, there are only two possible outcomes. Either they land an interview, or they do not. The probability of a person landing an interview is independent of any other person. So we use the binomial probability distribution to solve this question.
Binomial probability distribution
Probability of exactly x sucesses on n repeated trials, with p probability.
The expected value of the binomial distribution is:
In this problem, we have that:
So
The expected number of interviews is 3.25.
Answer:
3.75, or inches of rain during the 15 days of April.
Step-by-step explanation:
All you have to do is add 15 times to get that number.
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= 3.75
You can also do 15 times , which will result in the same thing.
#teamtrees #WAP (Water And Plant)